Rotherham have completed the signing of Sheffield United midfielder Ian Ross on a permanent deal, according to the Blades website.
Ross has agreed a full-time deal with Rotherham
The 21-year-old went on loan to Rotherham in November 2007 in a deal which was to run until 1 January but it was extended for another 28 days.
Ross spent the 2006/07 season on loan at Notts County.
He has been unable to get a spot in the Blades senior side and has not played for the Bramall Lane outfit this term.
Ross also had temporary spells with Boston United and Bury.